With the audio signal fed to HDSDR, [Aniss] was able to pick up a shortwave radio broadcaster. While this is by no means a high-performance receiver, building an SDR on a breadboard is still a ...

A QSL Card from Radio Moscow probably got many 14-year-olds on government watch lists. (Public domain) Between World War II and Y2K, shortwave listening was quite an education. With a simple ...

This is KDDI Corp.’s Yamata Transmitting Station, the nation’s only facility broadcasting shortwave radio programs to overseas listeners. The station started broadcasts on Jan. 1, 1941.

In the last few years, the interest in listening to Deutsche Welle radio broadcasts via shortwave has decreased rapidly in North America. As a result Deutsche Welle decided to cease shortwave ...

NASA's Solar Dynamics Observatory captured an X1.1-class solar flare in multiple wavelengths. See time-lapse footage of the blast that caused "a strong shortwave radio blackout over South America," ...